Sunspot drawing of 1961-8-25

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https://doi.org/10.7891/e-manuscripta-92699



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1961-08-25
07:00
Hs 1304.5:1444
https://doi.org/10.7891/e-manuscripta-92699
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
250 10 8 B -15.7 196.7
253 1 3 A 23.5 270.2
254 38 22 B 15.9 205.2
256 2 3 B 19.5 138.4
257 3 1 A 12.9 227.4
5 54 37